105 lines
2.1 KiB
C++
105 lines
2.1 KiB
C++
/*++
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Copyright (c) 1990-1998, Microsoft Corporation All rights reserved.
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Module Name:
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tlog.h
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Abstract:
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This module implements the travel log functionality for file open
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and save as dialogs.
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Revision History:
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02-20-98 arulk created
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--*/
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#ifndef _TLOG_H_
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#define _TLOG_H_
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#ifdef __cplusplus
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#include "comdlg32.h"
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#include <shellapi.h>
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#include <shlobj.h>
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#include <shsemip.h>
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#include <shellp.h>
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#include <commctrl.h>
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//
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// Defines for Travel Log.
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//
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#define TRAVEL_BACK 0x0001
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#define TRAVEL_FORWARD 0x0002
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//--------------------------------------------------------------------
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//Travel Log Link Class Definition
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//--------------------------------------------------------------------
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class TLogLink
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{
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public:
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TLogLink();
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TLogLink(LPITEMIDLIST pidl);
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~TLogLink();
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UINT AddRef();
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UINT Release();
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TLogLink *GetNextLink() { return _ptllNext;};
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TLogLink *GetPrevLink() { return _ptllPrev;};
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void SetNextLink(TLogLink* ptllNext);
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HRESULT GetPidl(LPITEMIDLIST* ppidl);
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HRESULT SetPidl(LPITEMIDLIST pidl);
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BOOL CanTravel(int iDir);
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private:
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UINT _cRef;
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LPITEMIDLIST _pidl;
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TLogLink * _ptllPrev;
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TLogLink * _ptllNext;
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};
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//------------------------------------------------------------------------
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//Travel Log Class Definition
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//------------------------------------------------------------------------
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class TravelLog
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{
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public:
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friend HRESULT Create_TravelLog(TravelLog *pptlog);
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TravelLog();
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~TravelLog();
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UINT AddRef();
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UINT Release();
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HRESULT AddEntry(LPITEMIDLIST pidl);
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BOOL CanTravel(int iDir);
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HRESULT Travel(int iDir);
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HRESULT GetCurrent(LPITEMIDLIST *ppidl);
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private:
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UINT _cRef;
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TLogLink *_ptllCurrent;
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TLogLink *_ptllRoot;
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};
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#endif //_cplusplus
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#ifdef _cplusplus
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extern "C" {
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#endif //_cplusplus
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HRESULT Create_TravelLog(TravelLog **pptlog);
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#ifdef _cplusplus
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extern "C"
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};
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#endif //_cplusplus
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#endif //_TLOG_H_
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